... 5 O 5. Colour:red, green,white, yellow J-SAP-M-04D manual call pointTechnical Parameters Manual call point ... 10°C~+50°CWith a PVC cover Operating Intustration J-SAP-M-04D is a kind of universal manual ... alarm bell and other fire linkage equipment.In addition, J-SAP-M-04D can be taken regular inspection when ... has the same effect as break the break glass. J-SAP-M-04D fire alarm call point break glass ...